Sabi G. Varbanov: search on Z-Library

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1

Aminomethylphosphine Oxides: Synthesis, dissociation and stability constants, 31P{1H}-NMR-controlled titrations

Prof. Dr. Gerhard Hägele, Sabi Varbanov, Johannes Ollig, Hans-Walter Kropp

Journal:

Zeitschrift für anorganische und allgemeine Chemie

Year:

1994

Language:

english

File:

PDF, 453 KB

english, 1994

2

One-Step Preparation of Electrospun Microfibrous Polystyrene Mats Having Surface Enriched in p-tert-Butylcalix[4]arene Fitted with Phosphinoyl Pendant Arms

Milena Ignatova, Nevena Manolova, Victoria Lachkova, Sabi Varbanov, Iliya Rashkov

Journal:

Macromolecular Rapid Communications

Year:

2008

Language:

english

File:

PDF, 506 KB

english, 2008

3

Synthesis of Dimethylphosphinoyl Substituted α-Aminoarylmethanephosphonates

Cholakova, Tsvetanka, Zagraniarsky, Yulian, Hägele, Gerhard, Tosheva, Tania, Ivanova, Bojidarka, Scopelliti, Rosario, Varbanov, Sabi

Journal:

Zeitschrift für Naturforschung B

Year:

2005

Language:

english

File:

PDF, 282 KB

english, 2005

4

Octaphosphinoylated para-tert-butylcalix[8]arene as an extracting agent for uranyl ions in an acidic nitrate medium: study of the extracted uranyl calixarene compound

Ramírez, Flor de María, Serrano-Valero, Ericka, Varbanov, Sabi

Journal:

Journal of Radioanalytical and Nuclear Chemistry

Year:

2019

File:

PDF, 1.55 MB

2019

5

Synthesis and Characterization of Partially Substituted at Lower Rim Phosphorus Containing Calix(4)arenes

Tashev, Emil, Tosheva, Tania, Shenkov, Stoycho, Chauvin, Anne-Sophie, Lachkova, Victoria, Petrova, Rosica, Scopelliti, Rosario, varbanov, Sabi

Journal:

Supramolecular Chemistry

Year:

2007

Language:

english

File:

PDF, 323 KB

english, 2007

6

Hexa(1,1,3,3-tetramethyl-butyl)-hexakis(dimethylphosphinoyl-methoxy)-calix[6]arene: Synthesis, characterization and implementation as a synergistic agent in the solvent extraction of lanthanoids

Varbanov, Sabi, Tashev, Emil, Vassilev, Nikolay, Atanassova, Maria, Lachkova, Victoria, Tosheva, Tania, Shenkov, Stoycho, Dukov, Ivan

Journal:

Year:

2017

Language:

english

File:

PDF, 887 KB

english, 2017

7

Synthesis of octa(1,1,3,3-tetramethylbutyl)octakis(dimethylphosphinoylmethyleneoxy)calix[8]arene and its application in the synergistic solvent extraction and separation of lanthanoids

Emil Tashev, Maria Atanassova, Sabi Varbanov, Tania Tosheva, Stoycho Shenkov, Anne-Sophie Chauvin, Ivan Dukov

Journal:

Separation and Purification Technology

Year:

2008

Language:

english

File:

PDF, 527 KB

english, 2008

8

Coordination of Dimethyl(aminomethyl)phosphine Oxide with Zinc(II), Nickel(II), and Palladium(II)

Borisov, Georgui, Varbanov, Sabi G., Venanzi, Luigi M., Albinati, Alberto, Demartin, Francesco

Journal:

Inorganic Chemistry

Year:

1994

Language:

english

File:

PDF, 1.28 MB

english, 1994

9

CARBAMOYL AND THIOCARBAMOYL DERIVATIVES OF AMINOMETHYL-DIMETYL-PHOSPHINE OXIDE

Lachkova, Victoria, Varbanov, Sabi, Keck, Helmut, Tosheva, Tania

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

1999

Language:

english

File:

PDF, 486 KB

english, 1999

10

Zinc Complexes of Dimethyl(phthalimidomethyl)phosphine Oxide

Varbanov, Sabi, Russeva, Elena, Ganchev, Andrei

Journal:

Zeitschrift für Naturforschung B

Year:

1994

Language:

english

File:

PDF, 3.97 MB

english, 1994

11

Coordination chemistry of a para- tert -octylcalix[4] arene fitted with phosphinoyl pendant arms towards 4f-elements: extraction, synergism, separation

Atanassova, Maria, Vassilev, Nikolay, Tashev, Emil, Lachkova, Victoria, Varbanov, Sabi

Journal:

Separation Science and Technology

Year:

2015

Language:

english

File:

PDF, 13.54 MB

english, 2015

12

Phosphoamide – modified p-tert-butyl calix[4]arene and its sodium complexes: Synthesis, coordination ability and structure

Vladimira Videva, Tania Tosheva, Anne-Sophie Chauvin, Stoycho Shenkov, Rosica Petrova, Rosario Scopelliti, Emil Tashev, Sabi Varbanov, Mariana Mitewa

Journal:

Year:

2006

Language:

english

File:

PDF, 356 KB

english, 2006

13

Physicochemical behaviour of a dinuclear uranyl complex formed with an octaphosphinoylated para-tert-butylcalix[8]arene. Spectroscopic studies in solution and in the solid state

Ramírez, Flor de María, Palomares-Castillo, Karen, Ocampo-García, Blanca, Morales-Avila, Enrique, Varbanov, Sabi

Journal:

Year:

2017

Language:

english

File:

PDF, 2.22 MB

english, 2017

14

Coordination of (aminoalkyloxymethyl)dimethylphosphine oxides with palladium(II). Crystal structure of trans-bis[2-(dimethylphosphinoylmethoxy-1,1-dimethylethylamine)]palladium(II) dichloride

Vesselina Vassileva, Galina Gencheva, Elena Russeva, Sabi Varbanov, Rosario Scopelliti, Emil Tashev

Journal:

Inorganica Chimica Acta

Year:

2005

Language:

english

File:

PDF, 202 KB

english, 2005

15

A p-tert-butylcalix[6]arene bearing phosphinoyl pendant arms for the complexation and sensitisation of lanthanide ions

Ramírez, Flor de María, Varbanov, Sabi, Cécile, Corine, Muller, Gilles, Fatin-Rouge, Nicolas, Scopelliti, Rosario, Bünzli, Jean-Claude G.

Journal:

Journal of the Chemical Society Dalton Transactions

Year:

2002

Language:

english

File:

PDF, 264 KB

english, 2002

16

Notizen: A Platinum(II) Complex with a Phosphine Oxide Adduct of Stannous Chloride

Dodoff, Nicolay, Spassovska, Nadejda, Varbanov, Sabi

Journal:

Zeitschrift für Naturforschung B

Year:

1989

Language:

english

File:

PDF, 1.82 MB

english, 1989

17

Effect of p-tert-butylcalix[4]arene fitted with phosphinoyl pendant arms as synergistic agent in the solvent extraction of trivalent lanthanoids with 4,4,4-trifluoro-1-(2-thienyl)-1,3-butanedione and structural study of solid complexes by IR, NMR and X-ray

Maria Atanassova, Victoria Lachkova, Nikolay Vassilev, Boris Shivachev, Sabi Varbanov, Ivan Dukov

Journal:

Year:

2008

Language:

english

File:

PDF, 818 KB

english, 2008

18

Synthesis of a para-tert-octylcalix[4]arene fitted with phosphinoyl pendant arms and its complexation properties towards f-elements

Ramírez, Flor de María, Tosheva, Tania, Tashev, Emil, García-Villafaña, Eduardo, Shenkov, Stoycho, Varbanov, Sabi

Journal:

Year:

2013

Language:

english

File:

PDF, 858 KB

english, 2013

19

Are fancy acidic or neutral ligands really needed for synergism in ionic liquids? A comparative study of lanthanoids extraction in CHCl3 and an ionic liquid.

Atanassova, Maria, Billard, Isabelle, Kurteva, Vanya, Lubenov, Lubomir A, Varbanov, Sabi

Journal:

New Journal of Chemistry

Year:

2015

Language:

english

File:

PDF, 1019 KB

english, 2015

20

Unvernetzte Epoxid-Amin-Additionspolymere, 21. Dimethyl(aminomethyl)phosphinoxid, ein comonomeres für epoxidpolymere mit verminderter entflammbarkeit

Joachim Klee, Hans-Heinrich Hörhold, Heidrun Schütz, Sabi Varbanov, Gueorgui Borissov

Journal:

Macromolecular Materials and Engineering

Year:

1989

Language:

german

File:

PDF, 443 KB

german, 1989

21

(CARBAMOYLAMINOPHENOXYMETHYL)-DIMETHYLPHOSPHINE OXIDES AND CORRESPONDING THIOCARBAMOYL DERIVATIVES

Varbanov, Sabi, Lachkova, Victoria, Hägele, Gerhard, Tosheva, Tania, Olschner, Ralf

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

2000

Language:

english

File:

PDF, 520 KB

english, 2000

22

N-Dimethylphosphinoyl-substituted Aminomethanephosphonic Acids

Lachkova, Victoria, Varbanov, Sabi, Frank, Walter, Keck, Helmut

Journal:

Zeitschrift für Naturforschung B

Year:

2010

Language:

english

File:

PDF, 159 KB

english, 2010

23

Effect of Diluents on The Synergistic Solvent Extraction and Separation of Trivalent Lanthanoids With 4-Benzoyl-3-Phenyl-5-Isoxazolone and tert-Butylcalix[4]Arene Tetrakis(N,N-Dimethyl Acetamide) and Structural Study of Gd(III) Solid Complex By IR and NMR

Petrova, Maria A., Lachkova, Victoria I., Vassilev, Nikolay G., Varbanov, Sabi G.

Journal:

Industrial & Engineering Chemistry Research

Year:

2010

Language:

english

File:

PDF, 453 KB

english, 2010

24

Behavior of mixed systems based on para-substituted 4-aroyl-5-pyrazolones in the presence of phosphorus containing calix[4]arene towards lanthanoids: Synergistic solvent extraction and separation

Maria Atanassova, Vanya Kurteva, Lubomir Lubenov, Sabi Varbanov, Ivan Dukov

Journal:

Separation and Purification Technology

Year:

2012

Language:

english

File:

PDF, 629 KB

english, 2012

25

Complexation of trivalent lanthanoid ions with 4-benzoyl-3-phenyl-5-isoxazolone and p-tert-butylcalix[4]arene fitted with phosphinoyl pendant arms in solution during synergistic solvent extraction and structural study of solid complexes by IR and NMR

Maria Atanassova, Victoria Lachkova, Nikolay Vassilev, Sabi Varbanov, Ivan Dukov

Journal:

Year:

2010

Language:

english

File:

PDF, 590 KB

english, 2010

26

5f-Element complexes with a p-tert-butylcalix[4]arene bearing phosphinoyl pendant arms: Separation from rare earths and structural studies

Flor de María Ramírez, Sabi Varbanov, Jean-Claude G. Bünzli, Rosario Scopelliti

Journal:

Inorganica Chimica Acta

Year:

2011

Language:

english

File:

PDF, 488 KB

english, 2011

27

Synthesis of Dimethylphosphinyl-substituted α-Amino(aryl)methylphosphonic Acids and Their Esters

Zagraniarsky, Yulian, Ivanova, Bojidarka, Nikolov, Karamfil, Varbanov, Sabi, Cholakova, Tsvetanka

Journal:

Zeitschrift für Naturforschung B

Year:

2008

Language:

english

File:

PDF, 144 KB

english, 2008

28

Lanthanide Complexes with a Calix[8]arene Bearing Phosphinoyl Pendant Arms

Lada N. Puntus, Anne-Sophie Chauvin, Sabi Varbanov, Jean-Claude G. Bünzli

Journal:

European Journal of Inorganic Chemistry

Year:

2007

Language:

english

File:

PDF, 226 KB

english, 2007

29

Carbamoyl and Thiocarbamoyl Derivatives of 3-Aminopropyl-dimethyl-phosphine Oxide

Lachkova, Victoria, Keck, Helmut, Scopelliti, Rosario, Kläui, Wolfgang, Varbanov, Sabi, Hägele, Gerhard

Journal:

Zeitschrift für Naturforschung B

Year:

2004

Language:

english

File:

PDF, 195 KB

english, 2004

30

Lanthanide complexes with a p-tert-butylcalix[4]arene fitted with phosphinoyl pendant arms †

Le Saulnier, Laetitia, Varbanov, Sabi, Scopelliti, Rosario, Elhabiri, Mourad, Bünzli, Jean-Claude G.

Journal:

Journal of the Chemical Society Dalton Transactions

Year:

1999

Language:

english

File:

PDF, 386 KB

english, 1999

31

CARBAMOYL AND THIOCARBAMOYL DERIVATIVES OF N-BENZYL-AMINOMETHYL-DIMETHYL-PHOSPHINE OXIDE

Tashev, Emil, Lachkova, Viktoria, Keck, Helmut, Shenkov, Stoycho, Kläui, Wolfgang, Varbanov, Sabi

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

2004

Language:

english

File:

PDF, 144 KB

english, 2004

32

ChemInform Abstract: N-Dimethylphosphinoyl-Substituted Aminomethanephosphonic Acids

Victoria Lachkova, Sabi Varbanov, Walter Frank, Helmut Keck

Journal:

Year:

2010

File:

PDF, 27 KB

2010

33

Synthesis of (Aminoalkyloxymethyl)dimethylphosphine Oxides

Vassileva, Vesselina, Varbanov, Sabi, Tashev, Emil

Journal:

Zeitschrift für Naturforschung B

Year:

1995

Language:

english

File:

PDF, 4.55 MB

english, 1995

34

Cobalt(II), Nickel(II), Copper(II), and Zinc(II) Complexes with a p-tert-Butylcalix[4]arene Fitted with Phosphinoyl Pendant Arms

Vladimira Videva, Anne-Sophie Chauvin, Sabi Varbanov, Christophe Baux, Rosario Scopelliti, Mariana Mitewa, Jean-Claude G. Bünzli

Journal:

European Journal of Inorganic Chemistry

Year:

2004

Language:

english

File:

PDF, 147 KB

english, 2004

35

Experimental and computational studies of the structure and vibrational spectra of aminomethyl-dimethyl-phosphine oxide and its 15N labeled isomer

Tsonko M. Kolev, Sabi G. Varbanov, Bistra A. Stamboliyska, Gerhard Hägele, Elena D. Russeva

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2004

Language:

english

File:

PDF, 160 KB

english, 2004

36

Effect ofp-tert-Butylcalix[4]arene Fitted with Phosphinoyl Pendant Arms as Synergistic Agent in the Solvent Extraction and Separation of Some Trivalent Lanthanoids with 4-Benzoyl-3-methyl-1-phenyl-5-pyrazolone

Maria Atanassova, Victoria Lachkova, Nikolay Vassilev, Sabi Varbanov, Ivan Dukov

Journal:

Journal of Inclusion Phenomena and Macrocyclic Chemistry

Year:

2007

Language:

english

File:

PDF, 310 KB

english, 2007

37

Physicochemical Properties and Theoretical Modeling of Actinide Complexes with a para-tert- Butylcalix[6]arene Bearing Phosphinoyl Pendants. Extraction Capability of the Calixarene toward f Elements

Ramírez, Flor de María, Varbanov, Sabi, Padilla, Juan, Bünzli, Jean-Claude G.

Journal:

Journal of Physical Chemistry B

Year:

2008

Language:

english

File:

PDF, 828 KB

english, 2008

38

One Pot Synthesis and X-ray Crystallographic Investigation of p - t -Butylcalix[4]arenes with Flexible Narrow Rim Dimethylphosphinoylpropoxy Ligating Groups

Kurteva, Vanya, Varbanov, Sabi, Frank, Walter

Journal:

Supramolecular Chemistry

Year:

2006

Language:

english

File:

PDF, 201 KB

english, 2006

39

Urea and Thiourea Derivatives of Bis(dimethyl-phosphinoylmethyl)-amine

Lachkova, Viktoria, Varbanov, Sabi, Hägele, Gerhard, Keck, Helmut, Tosheva, Tania

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

2002

Language:

english

File:

PDF, 132 KB

english, 2002

40

Synthesis and Plant Growth Regulating Activity of New Triazolo- and Pyrazolopyrimidine Derivatives Of Aminomethyl, Aminoalkyloxymethyl Dimethylphosphine Oxides and (Aminomethane)Phosphonic Acid Esters

Stanoeva, Elena, Varbanov, Sabi, Alexieva, Vera, Sergiev, Iskren, Vasileva, Vesselina, Rashkova, Marieta, Georgieva, Angelina

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

2000

Language:

english

File:

PDF, 801 KB

english, 2000

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